VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
FUTURES ONLY POSITIONS AS OF 04/26/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      193,067
COMMITMENTS
  27,271   35,506   36,892  106,708  108,334  170,871  180,732   22,196   12,335

CHANGES FROM 04/19/11 (CHANGE IN OPEN INTEREST:    -21,853)
  -2,986    1,815   -2,066  -16,519  -18,033  -21,571  -18,284     -282   -3,569

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    14.1     18.4     19.1     55.3     56.1     88.5     93.6     11.5      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      114)
      38       32       45       23       23       94       83
 

Updated April 29, 2011